Yes , dolphins are mammals . They have hair and mammary glands which are most important characters of mammals . They are type of whales .
a dolphin is a marine mammal that lives in open water in the ocean.
Mammal
A dolphin is a (marine) mammal. I could see why you may have thought amphibian, however an amphibian is more of a frog/lizard species.
No, they are not. Dolphins are a mammal, and sharks are not.
Whales and dolphins are Cetaceans..
Dolphins are members of the whales' mammal group
dolphins are a type of fish
Dolphins are in the class Mammalia.
mammal
dolphins
No, it is a mammal
Dolphins